Inventor · disambiguated record
Ralph Johnston
Also filed as: JOHNSTON RALPH · JOHNSTON RALPH H · JOHNSTON RALPH HERBERT
6 granted patents·2 pending applications·184 citations·filing 1983–2021
86Inventor score
Files withDELCO REMY INTERNATIONAL INC2CUMMINS INC1DELCO REMY AMERICA INC1DELPHI TECH INC1GEN MOTORS CORP1
Top patents by PatentIndex Score
8 records- 0193US6232681B1Electromagnetic device with embedded windings and method for its manufactureDELCO REMY INTERNATIONAL INC·Filed 2000·Granted May 15, 2001·66 cites·28 claims
- 0286US7145259B2Engine starting motor anti-milling deviceREMY INC·Filed 2004·Granted Dec 5, 2006·33 cites·21 claims
- 0384US6362544B2Electromagnetic device with embedded windings and method for its manufactureDELCO REMY INTERNATIONAL INC·Filed 2001·Granted Mar 26, 2002·29 cites·20 claims
- 0471US6156264AElectromagnetic compacting of powder metal for ignition core applicationDELPHI TECH INC·Filed 1999·Granted Dec 5, 2000·23 cites·14 claims
- 0560US4536697AVehicle electrical energy management systemGEN MOTORS CORP·Filed 1983·Granted Aug 20, 1985·27 cites·4 claims
- 0653US6895175B2Electrical control circuit and methodCUMMINS INC·Filed 2001·Granted May 17, 2005·6 cites·41 claims
- 0750US2023201454A1Implantable intrathecal drug delivery system for chronic pain controlUNIV TEXAS·Filed 2021·Application pending·0 cites
- 0834US2005003710A1Power module for motor vehiclesDELCO REMY AMERICA INC·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →